Why do the pendulum clocks go slow in summer and fast in winter?

Explanation

### Step-by-Step Solution:

1. **Understanding the Pendulum Clock**:
- A pendulum clock operates based on the oscillation of a simple pendulum. The time it takes for one complete oscillation is known as the time period (T).

2. **Time Period Formula**:
- The time period of a simple pendulum is given by the formula:
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